TUT7317 A Practical Deep Dive for Running High-End, Enterprise Applications on SUSE Linux Holger Zecha Senior Architect REALTECH AG
[email protected] Table of Content • About REALTECH • About this session • Design principles • Different layers which need to be considered 2 Table of Content • About REALTECH • About this session • Design principles • Different layers which need to be considered 3 About REALTECH 1/2 REALTECH Software REALTECH Consulting . Business Service Management . SAP Mobile . Service Operations Management . Cloud Computing . Configuration Management and CMDB . SAP HANA . IT Infrastructure Management . SAP Solution Manager . Change Management for SAP . IT Technology . Virtualization . IT Infrastructure 4 About REALTECH 2/2 5 Our Customers Manufacturing IT services Healthcare Media Utilities Consumer Automotive Logistics products Finance Retail REALTECH Consulting GmbH 6 Table of Content • About REALTECH • About this session • Design principles • Different layers which need to be considered 7 The Inspiration for this Session • Several performance workshops at customers • Performance escalations at customer who migrated from UNIX (AIX, Solaris, HP-UX) to Linux • Presenting the experiences made at these customers in this session • Preventing the audience from performance degradation caused from: – Significant design mistakes – Wrong architecture assumptions – Having no architecture at all 8 Performance Optimization The False Estimation Upgrading server with CPUs that are 12.5% faster does not improve application